Madotsuki
She is the protagonist of Yume Nikki. She delves into her dream worlds to collect strange effects.
Ghost
It's scary. (And it sticks to you if you interact with it in the game.)
Witch
A strange individual with a feminine appearance who likes cats.
Monoko
She is afraid of traffic lights.
Poniko
She doesn't like people, but she tries to socialize (and she turns into a monster if you turn off the light)
Demon
demon my colleague my buddy my best friend my bro (they don't even know their own gender)